6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-10-19 00:20:25 +00:00
Code Issues Projects Releases Wiki Activity

Push LLVMContexts through the IntegerType APIs.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78948 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2009-08-13 21:58:54 +00:00
parent d163e8b14c
commit 1d0be15f89
160 changed files with 1984 additions and 1597 deletions
Download Patch File Download Diff File Expand all files Collapse all files

43
lib/Transforms/IPO/RaiseAllocations.cpp
View File

@@ -77,22 +77,26 @@ void RaiseAllocations::doInitialization(Module &M) {
// Get the expected prototype for malloc
const FunctionType *Malloc1Type =
FunctionType::get(PointerType::getUnqual(Type::Int8Ty),
std::vector<const Type*>(1, Type::Int64Ty), false);
FunctionType::get(PointerType::getUnqual(Type::getInt8Ty(M.getContext())),
std::vector<const Type*>(1,
Type::getInt64Ty(M.getContext())), false);
// Chck to see if we got the expected malloc
if (TyWeHave != Malloc1Type) {
// Check to see if the prototype is wrong, giving us i8*(i32) * malloc
// This handles the common declaration of: 'void *malloc(unsigned);'
const FunctionType *Malloc2Type =
FunctionType::get(PointerType::getUnqual(Type::Int8Ty),
std::vector<const Type*>(1, Type::Int32Ty), false);
FunctionType::get(PointerType::getUnqual(
Type::getInt8Ty(M.getContext())),
std::vector<const Type*>(1,
Type::getInt32Ty(M.getContext())), false);
if (TyWeHave != Malloc2Type) {
// Check to see if the prototype is missing, giving us
// i8*(...) * malloc
// This handles the common declaration of: 'void *malloc();'
const FunctionType *Malloc3Type =
FunctionType::get(PointerType::getUnqual(Type::Int8Ty),
FunctionType::get(PointerType::getUnqual(
Type::getInt8Ty(M.getContext())),
true);
if (TyWeHave != Malloc3Type)
// Give up
@@ -106,22 +110,24 @@ void RaiseAllocations::doInitialization(Module &M) {
const FunctionType* TyWeHave = FreeFunc->getFunctionType();
// Get the expected prototype for void free(i8*)
const FunctionType *Free1Type = FunctionType::get(Type::VoidTy,
std::vector<const Type*>(1, PointerType::getUnqual(Type::Int8Ty)),
false);
const FunctionType *Free1Type =
FunctionType::get(Type::getVoidTy(M.getContext()),
std::vector<const Type*>(1, PointerType::getUnqual(
Type::getInt8Ty(M.getContext()))),
false);
if (TyWeHave != Free1Type) {
// Check to see if the prototype was forgotten, giving us
// void (...) * free
// This handles the common forward declaration of: 'void free();'
const FunctionType* Free2Type = FunctionType::get(Type::VoidTy,
true);
const FunctionType* Free2Type =
FunctionType::get(Type::getVoidTy(M.getContext()), true);
if (TyWeHave != Free2Type) {
// One last try, check to see if we can find free as
// int (...)* free. This handles the case where NOTHING was declared.
const FunctionType* Free3Type = FunctionType::get(Type::Int32Ty,
true);
const FunctionType* Free3Type =
FunctionType::get(Type::getInt32Ty(M.getContext()), true);
if (TyWeHave != Free3Type) {
// Give up.
@@ -163,12 +169,15 @@ bool RaiseAllocations::runOnModule(Module &M) {
// If no prototype was provided for malloc, we may need to cast the
// source size.
if (Source->getType() != Type::Int32Ty)
if (Source->getType() != Type::getInt32Ty(M.getContext()))
Source =
CastInst::CreateIntegerCast(Source, Type::Int32Ty, false/*ZExt*/,
CastInst::CreateIntegerCast(Source,
Type::getInt32Ty(M.getContext()),
false/*ZExt*/,
"MallocAmtCast", I);
MallocInst *MI = new MallocInst(Type::Int8Ty, Source, "", I);
MallocInst *MI = new MallocInst(Type::getInt8Ty(M.getContext()),
Source, "", I);
MI->takeName(I);
I->replaceAllUsesWith(MI);
@@ -220,7 +229,7 @@ bool RaiseAllocations::runOnModule(Module &M) {
Value *Source = *CS.arg_begin();
if (!isa<PointerType>(Source->getType()))
Source = new IntToPtrInst(Source,
PointerType::getUnqual(Type::Int8Ty),
PointerType::getUnqual(Type::getInt8Ty(M.getContext())),
"FreePtrCast", I);
new FreeInst(Source, I);
@@ -230,7 +239,7 @@ bool RaiseAllocations::runOnModule(Module &M) {
BranchInst::Create(II->getNormalDest(), I);
// Delete the old call site
if (I->getType() != Type::VoidTy)
if (I->getType() != Type::getVoidTy(M.getContext()))
I->replaceAllUsesWith(UndefValue::get(I->getType()));
I->eraseFromParent();
Changed = true;